Diagnosis Procedure
WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DOOR LOCK ACTUATOR INPUT SIGNAL
- Turn ignition switch OFF.
- Disconnect front door lock actuator RH connector.
- Check voltage between front door lock actuator RH harness connector and ground.
(+)
(-)
Condition
Voltage
(Approx.)
Front door lock actuator RH
Connector
Terminal
D114
1
Ground
Door lock and unlock switch
Unlock
Battery voltage
2
Lock
Is the inspection result normal?
YES
Replace front door lock actuator RH. Refer to Removal and Installation .
NO
.
- CHECK DOOR LOCK ACTUATOR CIRCUIT
- Disconnect BCM and all door lock actuators.
- Check continuity between BCM harness connector and front door lock actuator RH harness connector.
BCM
Front door lock actuator RH
Continuity
Connector
Terminal
Connector
Terminal
M81
130
D114
1
Yes
132
2
- Check continuity between BCM harness connector and ground.
BCM
Ground
Continuity
Connector
Terminal
M81
130
No
132
Is the inspection result normal?
YES
.
NO
Repair or replace harness.
- CHECK BCM OUTPUT SIGNAL
- Connect BCM connector.
- Check voltage between BCM harness connector and ground.
(+)
(-)
Condition
Voltage
(Approx.)
BCM
Connector
Terminal
M81
130
Ground
Door lock and unlock switch
Unlock
Battery voltage
132
Lock
Is the inspection result normal?
YES
Check for internal short of each door lock actuator.
NO
Replace BCM. Refer to Removal and Installation .